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Lawrence Livermore National Laboratory

For over 70 years, the Lawrence Livermore National Laboratory has applied science and technology to make the world a safer place.

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  1. zfp zfp Public

    Compressed numerical arrays that support high-speed random access

    C++ 886 183

  2. sundials sundials Public

    Official development repository for SUNDIALS - a SUite of Nonlinear and DIfferential/ALgebraic equation Solvers. Pull requests are welcome for bug fixes and minor changes.

    C 692 171

  3. rose rose Public

    ROSE is an open-source compiler framework engineered by LLNL supporting program analysis and transformation at both the source and binary levels. ROSE can act as a compiler frontend for C, C++ (inc…

    C 691 143

  4. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 599 118

  5. OGhidra OGhidra Public

    OGhidra bridges Large Language Models (LLMs) via Ollama with the Ghidra reverse engineering platform, enabling AI-driven binary analysis through natural language. Interact with Ghidra using convers…

    Python 445 48

  6. Umpire Umpire Public

    An application-focused API for memory management on NUMA & GPU architectures

    C++ 422 65

Repositories

Showing 10 of 673 repositories
  • conduit Public

    Simplified Data Exchange for HPC Simulations

    llnl/conduit's past year of commit activity
    C++ 247 73 211 8 Updated Sep 30, 2026
  • GridDyn Public

    GridDyn is an open-source power transmission simulation software package

    llnl/GridDyn's past year of commit activity
    C++ 63 BSD-3-Clause 27 4 0 Updated Sep 30, 2026
  • hiop Public

    HPC solver for nonlinear optimization problems

    llnl/hiop's past year of commit activity
    C++ 231 50 48 18 Updated Sep 30, 2026
  • dr_evt Public

    Discrete Resource Event Modeling and Multi-Cluster Job Scheduling Simulation

    llnl/dr_evt's past year of commit activity
    C++ 4 MIT 2 0 0 Updated Sep 30, 2026
  • sundials Public

    Official development repository for SUNDIALS - a SUite of Nonlinear and DIfferential/ALgebraic equation Solvers. Pull requests are welcome for bug fixes and minor changes.

    llnl/sundials's past year of commit activity
    C 692 BSD-3-Clause 171 36 19 Updated Sep 30, 2026
  • wormhole Public

    Web interface for Wormhole.

    llnl/wormhole's past year of commit activity
    TypeScript 1 Apache-2.0 0 3 0 Updated Sep 30, 2026
  • axom Public

    CS infrastructure components for HPC applications

    llnl/axom's past year of commit activity
    C++ 195 BSD-3-Clause 36 220 (3 issues need help) 29 Updated Sep 30, 2026
  • mada Public

    The Multi Agent Design Assistant (MADA) project allows users to create and link custom AI agents to help with their workloads.

    llnl/mada's past year of commit activity
    Python 3 Apache-2.0 2 35 3 Updated Sep 29, 2026
  • Tribol Public

    Modular interface physics library featuring state-of-the-art contact physics methods.

    llnl/Tribol's past year of commit activity
    C++ 40 MIT 11 37 13 Updated Sep 30, 2026
  • smith Public

    Smith is a high order nonlinear thermomechanical simulation code

    llnl/smith's past year of commit activity
    C++ 245 BSD-3-Clause 36 154 (1 issue needs help) 22 Updated Sep 30, 2026
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